Config: Rx) Dem (Demodulation); Config: Rx) Code (Code Rate) - Comtech EF Data CDM-570 Installation And Operation Manual

CDM-570/570L Satellite Modem with Optional IP Module
Front Panel Operation

5.2.2.1.4.2 (CONFIG: Rx) Dem (Demodulation)

Demodulation: BPSK QPSK
OQPSK 8-PSK 8-QAM 16-QAM
IMPORTANT NOTE: All available choices are presented at all times. If an
option is not installed (Hardware or FAST) or valid, the ◄ ► arrow keys will
force the cursor to skip past the unavailable choice.
CASE
BPSK
QPSK
OQPSK
8-PSK
8-QAM
16-QAM

5.2.2.1.4.3 (CONFIG: Rx) Code (Code Rate)

Rx Code Rate: 5/16 21/44
1/2 2/3 3/4 7/8 0.95 Unc
IMPORTANT NOTE: All available choices are presented at all times.
If an option is not installed (Hardware or FAST) or valid, the ◄ ► arrow keys
will force the cursor to skip past the unavailable choice.
CASE
5/16
21/44
1/2
2/3
3/4
7/8
0.95
Unc (uncoded)
RULES
Valid for all FEC types except TCM+RS
Valid for all FEC types except TCM+RS
Valid for all FEC types except TCM+RS
Requires TCM+RS OR Turbo codec AND requires 8-PSK/8-QAM FAST option
Requires Turbo codec AND requires 8-PSK/8-QAM FAST option
Requires Viterbi+RS OR Turbo codec AND requires 16-QAM FAST option
RULES
Requires BPSK AND Turbo
Requires BPSK or QPSK/OQPSK AND Turbo
Valid for BPSK, QPSK and OQPSK
Requires TCM AND 8-PSK AND RS codec installed
Valid for QPSK, OQPSK, 8-PSK, 8-QAM and 16-QAM
Valid for QPSK, OQPSK, 8-PSK, 8-QAM and 16-QAM
Valid for QPSK, OQPSK, 8-PSK and 8-QAM
Valid only for 'Uncoded' in FEC choice
5–22
Revision 12
MN/CDM570L.IOM